Consider the Boolean function defined by the following rule: For each triple (X, X2, X3) of O's and 1's, f(x,x2, X3)=(2x1+3x2+4x3) mod 2. a. Find f(1,1,1)= b. Find f(1,0,1)= c. Find a triple different than a,b such that f(x1,x2, X3)=1